1、The insert is made of pure copper material, with the help of light speed conduction rate, it is able to effectively solve the signal distortion. 2、Technologies like unique insulation, anti oxidation, and wear‑resistance are equipped in this device, therefore it has a good shielding effect. 3、The adoption of nylon fiber glass material enables this power plug to reduce more noise when it is installed. 4、This product has obtained CE, ROHS and PSE certification respectively, so the quality is absolutely guaranteed. 5、This plug is widely utilized in different kinds of professional audio‑visual equipments as well as many electrical equipments. Item Type: Audio Power Plug Material: Pure Copper+Nylon Glass Fiber Model: E106R Conductor Material: Pure Copper Main Body Material: Nylon/Glass Fiber Connection: Hex Screw Applicable Wire: Up to 4.5mm² (11 to 14 AWG) Installation Cable Diameter: 10mm-20mm Electroplating Process: Oxygen free Copper Plating, Silver Plating, Palladium Plating, Rhodium Plating Model: F106R Conductor Material: Pure Copper Main Body Material: Nylon, Glass Fiber Connection: Positioning Screw Applicable Wire: Up to 6mm² (11 to 14 AWG) Installation Cable Diameter: 10mm-20mm Electroplating Process: Oxygen free Copper Plating, Silver Plating, Palladium Plating, Rhodium Plating Scope of Application: Suitable for Professional Audio-visual Appliances 1 x Power Plug